Zirconium-Doped Fungal Sorbents: Preparation, Characterization, Adsorption Isotherm, and Kinetic and Mathematical Modelling Study for Removal of Fluoride

Table 8

Optimum conditions for biosorption of fluoride ions onto zirconium-doped fungal biomass.

Species	Initial concn./ppm	Ads. dose/g/L	pH	Contact time/min	Biosorption/%	Desirability
Penicillium camemberti SIT-CH-1 + zirconium	38	10.00	2.0	240	94.9	1.0
Aspergillus ficuum SIT-CH-2 + zirconium	100	10.00	2.0	134	95.98	1.0
Aspergillus terreus SIT-CH-3 + zirconium	100	7.45	2.0	240	95.2	1.0
Aspergillus flavipes SIT-CH-4 + zirconium	19	10.00	2.0	240	96.35	1.0